KFIFO_IN(9)                                FIFO Buffer                                KFIFO_IN(9)



NAME
       kfifo_in - put data into the fifo

SYNOPSIS
       kfifo_in(fifo, buf, n);

ARGUMENTS
       fifo
           address of the fifo to be used

       buf
           the data to be added

       n
           number of elements to be added

DESCRIPTION
       This macro copies the given buffer into the fifo and returns the number of copied
       elements.

       Note that with only one concurrent reader and one concurrent writer, you don't need extra
       locking to use these macro.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                               KFIFO_IN(9)